Update dependencies

Bump guzzlehttp/guzzle from 7.2.0 to 7.4.5 (#28)

Bumps [guzzlehttp/guzzle](https://github.com/guzzle/guzzle) from 7.2.0 to 7.4.5.
- [Release notes](https://github.com/guzzle/guzzle/releases)
- [Changelog](https://github.com/guzzle/guzzle/blob/master/CHANGELOG.md)
- [Commits](https://github.com/guzzle/guzzle/compare/7.2.0...7.4.5)

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updated-dependencies:
- dependency-name: guzzlehttp/guzzle
  dependency-type: indirect
...

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Recursive merge added

Recursive merge added

Static analysis

Added coveralls badge and max level phpstan checks

Updates for contributors

Docker, make file and README info were added

Aggregation\Reduced added

Merge pull request #10 from otis22/master

add Reduced class with tests for work with array_reduce in elegant way

Initial release

Merge pull request #9 from elegant-bro/stable_tag

updated interfaces dependency to stable version